8 Bore Double Rifle. Rogers Rock & Co. Black Powder, 8 Bore x 3 ½ inch chamber. Weight 16.2 lb, barrel 26 inch. Jones patent rotary-underlever, carved percussion fences, non-rebounding back-action locks, border engraving. 15 7/8 LOP, sling eyes. Broad full rib with one fixed and two folding leaves. New ivory bead front sight. Complete with custom dies and 10 new, unused brass cases. Card and filler wads. I have reloading data for this rifle, she shoots extremely well.